Climate almanac
San Francisco
Central Luzon, Philippines · 15.36°, 120.84°
What is the weather like in San Francisco in September?
In September, San Francisco is typically 89°F (32°C) during the day and 77°F (25°C) at night. The month brings about 12 in (304 mm) of precipitation in total.
- Average high89°F (32°C)
- Average low77°F (25°C)
- Precipitation12 in (304 mm)
- Clear or mostly clear days2
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)